mirror of
https://github.com/casdoor/casdoor.git
synced 2025-05-23 10:45:47 +08:00
137 lines
3.6 KiB
Go
137 lines
3.6 KiB
Go
// Copyright 2021 The casbin Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package idp
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/url"
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"regexp"
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"golang.org/x/oauth2"
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)
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type QqIdProvider struct {
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Client *http.Client
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Config *oauth2.Config
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}
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func NewQqIdProvider(clientId string, clientSecret string, redirectUrl string) *QqIdProvider {
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idp := &QqIdProvider{}
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config := idp.getConfig()
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config.ClientID = clientId
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config.ClientSecret = clientSecret
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config.RedirectURL = redirectUrl
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idp.Config = config
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return idp
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}
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func (idp *QqIdProvider) SetHttpClient(client *http.Client) {
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idp.Client = client
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}
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func (idp *QqIdProvider) getConfig() *oauth2.Config {
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var endpoint = oauth2.Endpoint{
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TokenURL: "https://graph.qq.com/oauth2.0/token",
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}
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var config = &oauth2.Config{
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Scopes: []string{"get_user_info"},
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Endpoint: endpoint,
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}
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return config
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}
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func (idp *QqIdProvider) GetToken(code string) (*oauth2.Token, error) {
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params := url.Values{}
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params.Add("grant_type", "authorization_code")
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params.Add("client_id", idp.Config.ClientID)
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params.Add("client_secret", idp.Config.ClientSecret)
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params.Add("code", code)
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params.Add("redirect_uri", idp.Config.RedirectURL)
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getAccessTokenUrl := fmt.Sprintf("https://graph.qq.com/oauth2.0/token?%s", params.Encode())
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resp, err := idp.Client.Get(getAccessTokenUrl)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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tokenContent, err := ioutil.ReadAll(resp.Body)
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re := regexp.MustCompile("token=(.*?)&")
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matched := re.FindAllStringSubmatch(string(tokenContent), -1)
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accessToken := matched[0][1]
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token := &oauth2.Token{
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AccessToken: accessToken,
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TokenType: "Bearer",
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}
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return token, nil
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}
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func (idp *QqIdProvider) GetUserInfo(token *oauth2.Token) (*UserInfo, error) {
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getOpenIdUrl := fmt.Sprintf("https://graph.qq.com/oauth2.0/me?access_token=%s", token.AccessToken)
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resp, err := idp.Client.Get(getOpenIdUrl)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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openIdBody, err := ioutil.ReadAll(resp.Body)
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re := regexp.MustCompile("\"openid\":\"(.*?)\"}")
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matched := re.FindAllStringSubmatch(string(openIdBody), -1)
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openId := matched[0][1]
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if openId == "" {
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return nil, errors.New("openId is empty")
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}
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getUserInfoUrl := fmt.Sprintf("https://graph.qq.com/user/get_user_info?access_token=%s&oauth_consumer_key=%s&openid=%s", token.AccessToken, idp.Config.ClientID, openId)
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resp, err = idp.Client.Get(getUserInfoUrl)
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if err != nil {
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return nil, err
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}
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type response struct {
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Ret int `json:"ret"`
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Nickname string `json:"nickname"`
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AvatarUrl string `json:"figureurl_qq_1"`
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}
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defer resp.Body.Close()
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userInfoContent, err := ioutil.ReadAll(resp.Body)
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var userResponse response
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err = json.Unmarshal(userInfoContent, &userResponse)
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if err != nil {
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return nil, err
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}
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if userResponse.Ret != 0 {
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return nil, errors.New(fmt.Sprintf("ret expected 0, got %d", userResponse.Ret))
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}
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userInfo := UserInfo{
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Username: openId,
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DisplayName: userResponse.Nickname,
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AvatarUrl: userResponse.AvatarUrl,
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}
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return &userInfo, nil
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}
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